CLAS physics database search results Measurement E62M510 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(p) dsigma/dphi_pr Data errors deg mcbn/rad mcbn/rad 36 4.3612523 0.32393295 108 5.0165982 0.36091089 180 5.7039242 0.76602495 251.99998 4.9634838 0.29856142 324 5.2615495 0.503968